Mike was joined by Francis Collins, director of the National Institutes of Health, Robert Califf, Food and Drug Administration commissioner and Tom Frieden, director of the Centers for Disease Control, at the first Milken Institute Public Health Summit in Washington. A group of more than 500 global health organizations, deans of schools of public health, government officials, philanthropists, corporate executives, physicians and scientists participated in the effort to reaffirm a global commitment to protecting and preserving public health.